1597
This number is a prime.
Single Curio View: (Seek other curios for this number)
There exist positive values of n such that the square root of 1597n2 + 1 is an integer, but you'll need more than a hand-held calculator to find even the smallest solution.
Submitted: 2006-12-19 23:49:57; Last Modified: 2009-07-20 19:22:33.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell